Home / 11,153.15-16,717.99-3,755.04

Finding the Fourth Proportional to 11,153.15, 16,717.99 and 3,755.04

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Solution

The fourth proportional to 11,153.15, 16,717.99 and 3,755.04 is: 5,628.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,153.15 : 16,717.99 = 3,755.04 : x
  2. Step 2: Convert to fraction form
    11,153.15/16,717.99 = 3,755.04/x
  3. Step 3: Cross multiply
    11,153.15x = 16,717.99 × 3,755.04
  4. Step 4: Simplify right side
    11,153.15x = 62,776,721.17
  5. Step 5: Solve for x
    x = 62,776,721.17/11,153.15
  6. Step 6: Final answer
    x = 5,628.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.